Electrotechincal
Electrotechincal
KS IEC 61557-15:2014
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. Equipment for testing, measuring or monitoring of protective measures Part 15: Functional safety requirem
Specifies requirements related to functional safety and is based on the IEC 61508 standard series for the realization of insulation monitoring devices (IMD) as specified in IEC 61557-8 and for insulation fault location systems (IFLS) according to ..
Kes 12,669.00
KS IEC 61557-11:2020
Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC Equipment for testing, measuring or monitoring of protective measures Part 11: Effectiveness of residual curr
Specifies the requirements for test equipment applied to the testing of the effectiveness of residual current monitors (RCM) that are already installed in distribution systems..
Kes 3,708.00
KS IEC 61557-12:2018
Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC Equipment for testing, measuring or monitoring of protective measures Part 12: Power metering and monitoring
Specifies requirements for power metering and monitoring devices (PMD) that measure and monitor the electrical quantities within electrical distribution systems, and optionally other external signals..
Kes 16,531.00
KS IEC 61557-9: 2014
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures Part 9: Equipment for insulation fa
Specifies the requirements for the insulation fault location system (IFLS) which localizes insulation faults in any part of the system in unearthed IT a.c. systems and unearthed IT a.c. systems with galvanically connected d.c. circuits having nomin..
Kes 4,944.00
KS IEC 61557-1:2019
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures-Part 1:General requirements
Specifies the general requirements for measuring and monitoring equipment for testing the electrical safety in low voltage distribution systems with nominal voltages up to 1 000 V a.c. and 1 500 V d.c...
Kes 7,416.00
KS IEC 61557-2:2019
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures-Part 2:Insulation resistance.
Specifies the requirements applicable to equipment for measuring the insulation resistance of equipment and installations in the de-energized state...
Kes 3,308.00
KS IEC 61557-3:2019
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures-Part 3:Loop impedance.
Specifies the requirements applicable to equipment for measuring the loop impedance between a phase conductor and the protective conductor or between a phase conductor and neutral or between two phase conductors by using the voltage drop when the ..
Kes 3,437.00
KS IEC 61557-10:2013
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c.-Equipment for testing, measuring or monitoring of protective measures-Part 10:Combined measuring equipment for
Specifies the requirements for combined measuring equipment which combines into one piece of apparatus, several measuring functions or methods of testing, measuring or monitoring according to the respective parts of IEC 61557...
Kes 3,308.00
KS IEC61557-4:2019
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c.-Equipment for testing, measuring or monitoring of protective measures-Part 4:Resistance of earth connection an
Specifies the requirements applicable to equipment for measuring the resistance of earth conductors, protective earth conductors and conductors for equipotential bonding, including their connections and terminals, with an indication of the measured..
Kes 3,437.00
KS IEC 61557-5:2019
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c.-Equipment for testing, measuring or monitoring of protective measures-Part 5:Resistance to earth.
Specifies the requirements for equipment for measuring earth resistance using an a.c. voltage...
Kes 3,605.00